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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG615375350

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG615375350

Diamond specifications and retailer prices

From €355 EUR
£312 GBP
As of October 30, 2026
Save €2,142 EUR (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €2,497 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG615375350 or 615375350. Listed at 25 retailers as of October 30, 2026, with prices from €355 to €2,497, a €2,142 spread on the same certified stone. Brilliant Earth lists it at €2,497. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615375350
Dimensions7.09 × 7.87 × 4.67 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.09 mm7.87 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615375350
Side View
Table 58.0%Crown 37.2°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 59.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,497 EUR|Low: €302 EUR|High: €2,945 EUR|Avg: €904 EUR|-15.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 10€349 EUR
Retailer 14€355 EUR
Retailer 13€458 EUR
Retailer 3€473 EUR
Retailer 11€474 EUR
Retailer 15€549 EUR
Retailer 18€575 EUR
Retailer 2€594 EUR
Retailer 9€635 EUR
Retailer 7€751 EUR
Retailer 17€780 EUR
Retailer 12€854 EUR
Retailer 5€926 EUR
Retailer 8€1,118 EUR
Retailer 6€1,287 EUR
Retailer 16€1,348 EUR
Retailer 4€1,358 EUR
Brilliant Earth€2,497 EUR

26 data points across 18 retailers

25 retailers€355 EUR to €2,497 EUR

Retailer 1
-
€282 EUR
$315 USD
Price last confirmed 20 days ago
Retailer 2
-
€349 EUR
$390 USD
View
Price last confirmed 21 days ago
Retailer 3
-
€349 EUR
$390 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
€355 EUR
£312 GBP
View
Retailer 5
-
€361 EUR
$403 USD
View
Price last confirmed 33 days ago
Retailer 6
-
€380 EUR
$425 USD
View
Price last confirmed 37 days ago
A
Retailer 7
-
€458 EUR
$512 USD
View
Final sale: no returns
A
Retailer 8
-
€473 EUR
$528 USD
View
A
Retailer 9
-
€474 EUR
$530 USD
View
A
Retailer 10
-
€549 EUR
View
A
Retailer 11
-
€575 EUR
ZAR 10,380 ZAR
View
A
Retailer 12
-
€594 EUR
£523 GBP
View
A
Retailer 13
-
€635 EUR
$709 USD
View
A
Retailer 14
-
€751 EUR
$839 USD
View
A
Retailer 15
-
€780 EUR
A$1,341 AUD
View
A
Retailer 16
-
€854 EUR
$954 USD
View
A
Retailer 17
-
€926 EUR
$1,034 USD
View
B+
Retailer 18
-
€1,024 EUR
$1,144 USD
View
B+
Retailer 19
-
€1,118 EUR
$1,249 USD
View
Retailer 20
-
€1,122 EUR
$1,254 USD
View
Price last confirmed 21 days ago
B+
Retailer 21
-
€1,177 EUR
$1,315 USD
View
B+
Retailer 22
-
€1,287 EUR
$1,438 USD
View
B+
Retailer 23
-
€1,348 EUR
£1,186 GBP
View
B+
Retailer 24
-
€1,358 EUR
$1,518 USD
View
Most Expensive
B
Brilliant Earth
17664385A · Oct 30
€2,497 EUR
$2,790 USD
View
24 more retailers have this diamond
Prices start from €355 EURSave up to €2,142 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.53ct Heart
€355 EUR